五月天婷婷欧美亚洲国产_日韩色天使综合色视频_三级成人在线免费观看_久久频道真人片免费不卡片_国语自产偷拍精品_色婷婷av一区二区牛牛影视_麻豆国产果冻自制传媒_欧美精品高清在线观看爱美_2021天天日夜夜爽_日本feerbbwdh少妇丰满

Application

 The working standard glass scale is used as an optical component for measuring and calibrating in length measuring tools such as length measuring instrument, length measuring machine, universal tool microscope and universal measuring machine. In the coordinate boring machine, coordinate grinder and other precision machine tools as a positioning element standard glass scale for measuring or positioning, and reading microscope, optical reading head or photoelectric microscope, etc. The ruler film used for tool microscope faces down and is engraved on the back of the ruler.Basis of production and testing regulations: JJG73-2005 (verification regulations for standard glass scale)

 The above specification are commonly used specifications, other models can be customized.

CONTACT US

Contact Person: Linda Chen (Foreign Trade Manager)

Tel:+86 13580812583

Fax: +86-0769-23064224

Wechat:13580812583

What app:+86 13580812583

E-mail:[email protected]